Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10647483 | Utility cover identification system | Fred Matthew Schweinberg, Steve A. Castle, Mike E. Fisher, Mark E. Mikes, Eric M. Slater | 2020-05-12 |
| 10547168 | Anti-theft enclosure and cover | John Thomas Polk, Greg Glenn Isaacson, Michael Edward Fisher, Paul Steven Tramm | 2020-01-28 |
| 9296527 | Utility cover identification system | Fred Matthew Schweinberg, Steve A. Castle, Mike E. Fisher, Mark E. Mikes, Eric M. Slater | 2016-03-29 |